Go jump in a reservoir.
Every named reservoir in the Adirondack Park — flood-control basins, drinking-water sources, and the impoundments anchoring the southern watersheds.
The notable reservoirs, by the acre.
Indian Lake is a 4,365-acre reservoir that reaches 64 feet deep and holds lake trout, walleye, and smallmouth bass in cold water.
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43.69°N · 74.32°WThe AtlasPeck Lake1,443 acPeck Lake is a 1,443-acre reservoir in the Great Sacandaga Lake watershed — one of the smaller impoundments in a region defined by the massive 1930 damming of the Sacandaga River.
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43.11°N · 74.41°WThe AtlasCedar River Flow486 acCedar River Flow is a 486-acre impoundment on the Cedar River south of Raquette Lake — created by the Wakely Dam and managed by the state as part of the Hudson River watershed system.
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43.70°N · 74.48°WThe AtlasSoft Maple Reservoir423 acSoft Maple Reservoir is a 423-acre impoundment in the Old Forge working forest — a big sheet of water with limited public information and almost no recreational infrastructure in the usual s…
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43.92°N · 75.22°WThe AtlasEffley Falls Pond318 acEffley Falls Pond is a 318-acre reservoir tucked into the working forest northeast of Old Forge — one of the quieter impoundments in the Fulton Chain corridor, well off the tourist circuit t…
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43.92°N · 75.26°WThe AtlasBlake Falls Reservoir287 acBlake Falls Reservoir covers 287 acres on the northwestern edge of the Adirondack Park — a working reservoir that feeds hydroelectric infrastructure along the Raquette River system near Tupp…
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44.49°N · 74.75°WThe AtlasWhere the reservoirs sit.
9 regions carry named reservoirs — ranked here by how many each one holds.
The reservoirs of the Adirondack Park.
This guide maps 91 reservoirs in the Adirondack Park, across 9 regions, from Indian Lake and Peck Lake to the smaller waters that feed them.
Browse by region below, filter by size, or jump straight to a name — each has its own page with the facts we can stand behind and conditions from other visitors.
Every water has a page.
Surface area, depth, public access, launches, and the fish you’ll find — plus the trails and peaks nearby, cross-referenced in the Atlas.
Frequently asked.
- How many reservoirs are in the Adirondacks?This guide lists 91 named reservoirs in the Adirondack Park.
- What is the largest reservoir in the Adirondacks?Among named reservoirs in this guide, Indian Lake is the largest at roughly 4,365 acres, in the Indian Lake region.
- What are the best-known Adirondack reservoirs?Some of the best-known Adirondack reservoirs include Indian Lake, Peck Lake, Cedar River Flow, Soft Maple Reservoir, and Effley Falls Pond — the waters most visitors picture when they think of the Park. Browse them and the full list by region.
- Which part of the Adirondacks has the most reservoirs?In this guide, the Great Sacandaga Lake region has the most named reservoirs (23). The region atlas lets you browse any region's waters.